tomorrow night, of course, is the vp debate between paul ryan and joe biden. it was the highest vice presidential history last time around. our coverage of the vp match starts tomorrow at 8:00 p.m. eastern. cannot wait. we'll see it there. in the meantime, it's time for "the last word with lawrence o'donnell." >> team romney's biggest problem is back and that problem, the one that just won't go away is mitt romney. >> tax, education, reproductive rights. >> you want to know my position on issues, ask me and i'll tell. >> you when you're mitt romney, what's wrong with a little change of heart. >> romney's flipped again. >> it's what he said about abortion. >> a woman's right to chose. >> a new romney promise. >> new policies, new statements, and new beliefs. >> no new abortion laws. >> here's what he told the des moines register yesterday. >> i didn't say that would become part of my agenda. >> here is moderate mitt. where you been, boy? i've missed you. >> basically calling him a liar. >> lied about what? he's been saying this all long. >> my presidency will w